If you communicate with your EFA through a cable connected to a Celestron hand controller, please install PWI Focus. If you wish to use PWI3, please contact PlaneWave Instruments for information on a cable upgrade kit.

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Company Information

PlaneWave Instruments was founded in 2006 by Richard Hedrick and Joseph Haberman, two former telescope engineers at Celestron.
Getting a product like the CDK into the hands of serious imagers and amateur astronomers has been a shared vision of Hedrick and Haberman for many years. PlaneWave Instruments is committed to providing the highest quality observatory-class products for astronomers.